OpenTechnical

OT-2026-000003582

Publication integrity record

Vacuum cup gripper, three zone face, three outlet manifold, two stage ejector

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000003582) never changes.

Identity and time

Publication numberOT-2026-000003582 · never reused
Internal UUID01a0a90a-7172-7db4-ab42-ef9e1df40f7f · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:07:09.045143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003582
StatusPUBLIC

Content hashes

Canonical text8069e59d22e3364d93c18dc224d3195a4e537159a37a9c5a8c1b64355141bced
Markdown43b97627a64fd8979f4bfb531b59b50e1625d8eee868fbb23639ea0c68dac8b3
PDF
Publication pageea49518f7ebf0d301d2fd247cfd63439adb398fb5e6f4135c2c854181407e6f1
Manifest400ae2a9d52d39572b5495b2979dcd74bcaab89f090e59445ce678dabfde34c3

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureQDj3WHiBk/l9plbxF2x9GfsHP2xiKItXhUGoOoEN0ZNkRSlIx0RuNseEjORP014MWvxby0jhrldjX9k2EyKjBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:27:02Z
batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof
root aada101caea153fd76622afa3661a5b8...

Independent retrieval

2026-09-16T08:40:37.660146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003582
observed ea49518f7ebf0d301d2fd247cfd63439...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:37.642624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003582/manifest.json
observed 400ae2a9d52d39572b5495b2979dcd74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:37.626805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003582/publication.md
observed 43b97627a64fd8979f4bfb531b59b50e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:37.501655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003582/publication.txt
observed 8069e59d22e3364d93c18dc224d3195a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.